# -*- coding: utf-8 -*-
'''
计算矩阵对角线之和
把数据输入到一个 n*n 的方阵中，输出该矩阵，并求它两条对角线上元素之和
注意：如果主对角线和次对角线有相交元素，求和时相交元素只加一次
'''
# n = int(input()) #获取输入 n
# arr = [] # 存储矩阵二维数组
# for i in range(n):
#     arr.append([])
#     s = input().split() # 获取空格分隔的数字字符串
#     for j in range(n):
#         arr[i].append(s[j]) # 获取输入加入数组
# print('\n\nanswer:\n')
# sum = 0
# for i in range(n):
#     print (' '.join(arr[i])) # 打印输入矩阵
#     for j in range(n):
#         if (i == j or i+j == n-1): # 计算对角线之和
#             sum += int(arr[i][j])
# print ('sum =', sum)

# def f1(a,b,c):
#      print(a+b)
# nums=(1,2,3)
# f1(nums)

# def scope():
#      n=4
#      m=5
#      print(m,n,end=' ')
# n=5
# t=8
# scope()
# print(n,t)

# a=10
# def func():
#     global a
#     a=20
#     print(a,end=' ')
# func()
# print(a)

# b, c=2, 4
# def g_func(d):
#     global a
#     a=d*c
# g_func(b)
# print(a)

# import math
# def factors(x):
#     y=int(math.sqrt(x))
#     for i in range(2,y+1):
#         if (x%i ==0):
#             factors(x//i)
#             break
#         else:
#             print(x,end=' ')
#         return
# factors(38)

# def ins_sort_rec(seq, i):
#     if i == 0: return
#     ins_sort_rec(seq, i - 1)
#     j = i
#     while j > 0 and seq[j - 1] > seq[j]: 
#         seq[j - 1], seq[j] = seq[j], seq[j - 1] 
#         j -= 1

# seq = [3,-6,79,45,8,12,6,8]
# ins_sort_rec(seq, len(seq)-1)
# print(seq[5])

# def basic_lis(seq):
#     l=[1]*len(seq)
#     for cur ,val in enumerate(seq):           #enumerate返回元素的"索引和值"
#         for pre in range(cur):
#             if seq[pre]<val:
#                 l[cur]=max(l[cur],1+l[pre])
#     return max(l)

# L=[49, 64, 17, 100, 86, 66, 78, 68, 87, 96, 19, 99, 35]
# print(basic_lis(L))

# def nprintf(message,n):
#     for i in range(n):
#         print(message,end=" ")


# nprintf("a",3,)
# nprintf(n=5,message="good")

# def hexToDecimal(hex):
#     decimalValue = 0
#     for i in range(len(hex)):
#         ch = hex[i]
#         if 'A' <= ch <= 'F' or '0' <= ch <= '9':
#             decimalValue = decimalValue * 16 + hexCharToDecimal(ch)
#         else:
#             return None
#     return decimalValue
# def hexCharToDecimal(ch):
#     if 'A' <= ch <= 'F':
#         return 10 + ord(ch) - ord('A')
#     else:
#         return ord(ch) - ord('0')

# hex="1a1"
# decimal = hexToDecimal(hex.upper())
# print(decimal)

# a=20
# def func():
#     a=40    
#     print(a,end=" ")

# func()
# print(a) 

# b,c=3,4
# def g_func():
#     a=b*c    
#     b=b+1
#     d=a    
#     print(a,b,end=" ")
# g_func()
# print(b,c)

# b,c=3,4
# def g_func(d):
#     global a
#     a=d*c
# g_func(b)
# print(a)

# def he(L):
#     if len(L)==0:return 0
#     if len(L)==1:return L[0]
#     l=he(L[0:len(L)//2])
#     r=he(L[len(L)//2:len(L)])
#     return l+r

# L=[7,-5,8,32,9,-7]
# print(he(L))

lst=[(1,"one"),(2,"two"),(3,"three"),(4,"four")]
lst.sort(key=lambda x:x[1])
print(lst[3][1][2])